Skip to content
Menu

Canon RF 50mm F1.8 STM vs Brightin Star 50mm f/1.4 III

Both are Canon RF prime lenses. Here is what actually differs.

Pick the Canon RF 50mm F1.8 STM if

  • You want autofocus (STM): the Brightin Star 50mm f/1.4 III is manual focus only
  • You shoot full frame: the Brightin Star 50mm f/1.4 III is made for APS-C
  • Our notes say it suits: Everyday photography, portraits, low-light shooting

Pick the Brightin Star 50mm f/1.4 III if

  • You need ⅔ stop more light for low light or background blur (f/1.4 vs f/1.8)

Spec differences

12 differences
Specifications that differ between the Canon RF 50mm F1.8 STM and the Brightin Star 50mm f/1.4 III
Canon RF 50mm F1.8 STM Brightin Star 50mm f/1.4 III
Brand
Canon
Brightin Star
Format
Full frame
APS-C
Max aperture
f/1.8
f/1.4 ⅔ stop faster
Weight
160 g
not listed
Length
40.5 mm
not listed
Diameter
69.2 mm
not listed
Filter thread
43 mm
not listed
Min focus distance
0.3 m
not listed
Max magnification
0.25×
not listed
Aperture blades
7
not listed
Autofocus motor
STM
Manual focus
Released
2020
not listed
5 identical specs hidden: mount, type, focal length, optical design, image stabilization. Show all
Mount
Canon RF both
Type
Prime both
Focal length
50mm both
Optical design
6 elements / 5 groups both
Image stabilization
No both

Our notes

Canon RF 50mm F1.8 STM

A light normal prime for Canon RF full-frame cameras with a stepping motor, often seen as the RF 'nifty fifty'.

Pros

  • Light and compact (160 g)
  • f/1.8 aperture
  • Quiet STM focus
  • Close focus 0.3 m

Cons

  • No image stabilization
  • Softer wide open

Our notes

Brightin Star 50mm f/1.4 III

More comparisons

Compare other lenses or browse our best-of guides.